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Figure 1.20—The proportion of southern bird species with increasing, decreasing, and stable trends from 1966 to 1996. Birds have been grouped by broad life-history characteristics, migration status, and breeding habitat (Flather and others 1999).

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category	increasing %	decreasing %	stable %
All Birds	24	33	43
Life History group
cavity	36	26	38
open cup	21	48	31
ground	13	57	30
midstory	31	31	38
Migration group
neotropical	16	41	43
short distance	34	40	26
permanent resident	22	37	41
Breeding group
woodland	25	33	42
shrubland	18	54	28
grassland	0	70	30
wetland	24	18	58
urban	16	46	38

note: numbers in table visually estimated from graphic